Abacus watch



FIG. 1 is a perspective view of an abacus watch showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a right side view thereof.

The broken lines shown are included for the purpose of illustrating the unclaimed portions of the abacus watch and form no part of the claimed design. 

CLAIM The ornamental design for an abacus watch, as shown and described. 